For more info (and more chips) go to http://www.kingswood-consulting.co.uk/giicm/ 7400 Quad 2-input NAND gates. +---+--+---+ +---+---*---+ __ 1A |1 +--+ 14| VCC | A | B |/Y | /Y = AB 1B |2 13| 4B +===+===*===+ /1Y |3 12| 4A | 0 | 0 | 1 | 2A |4 7400 11| /4Y | 0 | 1 | 1 | 2B |5 10| 3B | 1 | 0 | 1 | /2Y |6 9| 3A | 1 | 1 | 0 | GND |7 8| /3Y +---+---*---+ +----------+ 7402 Quad 2-input NOR gates. +---+--+---+ +---+---*---+ ___ /1Y |1 +--+ 14| VCC | A | B |/Y | /Y = A+B 1A |2 13| /4Y +===+===*===+ 1B |3 12| 4B | 0 | 0 | 1 | /2Y |4 7402 11| 4A | 0 | 1 | 0 | 2A |5 10| /3Y | 1 | 0 | 0 | 2B |6 9| 3B | 1 | 1 | 0 | GND |7 8| 3A +---+---*---+ +----------+ 7404 Hex inverters. +---+--+---+ +---*---+ _ 1A |1 +--+ 14| VCC | A |/Y | /Y = A /1Y |2 13| 6A +===*===+ 2A |3 12| /6Y | 0 | 1 | /2Y |4 7404 11| 5A | 1 | 0 | 3A |5 10| /5Y +---*---+ /3Y |6 9| 4A GND |7 8| /4Y +----------+ 7408 Quad 2-input AND gates. +---+--+---+ +---+---*---+ 1A |1 +--+ 14| VCC | A | B | Y | Y = AB 1B |2 13| 4B +===+===*===+ 1Y |3 12| 4A | 0 | 0 | 0 | 2A |4 7408 11| 4Y | 0 | 1 | 0 | 2B |5 10| 3B | 1 | 0 | 0 | 2Y |6 9| 3A | 1 | 1 | 1 | GND |7 8| 3Y +---+---*---+ +----------+ 7410 Triple 3-input NAND gates. +---+--+---+ +---+---+---*---+ ___ 1A |1 +--+ 14| VCC | A | B | C |/Y | /Y = ABC 1B |2 13| 1C +===+===+===*===+ 2A |3 12| /1Y | 0 | X | X | 1 | 2B |4 7410 11| 3C | 1 | 0 | X | 1 | 2C |5 10| 3B | 1 | 1 | 0 | 1 | /2Y |6 9| 3A | 1 | 1 | 1 | 0 | GND |7 8| /3Y +---+---+---*---+ +----------+ 7411 Triple 3-input AND gates. +---+--+---+ +---+---+---*---+ 1A |1 +--+ 14| VCC | A | B | C | Y | Y = ABC 1B |2 13| 1C +===+===+===*===+ 2A |3 12| 1Y | 0 | X | X | 0 | 2B |4 7411 11| 3C | 1 | 0 | X | 0 | 2C |5 10| 3B | 1 | 1 | 0 | 0 | 2Y |6 9| 3A | 1 | 1 | 1 | 1 | GND |7 8| 3Y +---+---+---*---+ +----------+ 7420 Dual 4-input NAND gates. +---+--+---+ +---+---+---+---*---+ ____ 1A |1 +--+ 14| VCC | A | B | C | D |/Y | /Y = ABCD 1B |2 13| 2D +===+===+===+===*===+ |3 12| 2C | 0 | X | X | X | 1 | 1C |4 7420 11| | 1 | 0 | X | X | 1 | 1D |5 10| 2B | 1 | 1 | 0 | X | 1 | /1Y |6 9| 2A | 1 | 1 | 1 | 0 | 1 | GND |7 8| /2Y | 1 | 1 | 1 | 1 | 0 | +----------+ +---+---+---+---*---+ 7432 Quad 2-input OR gates. +---+--+---+ +---+---*---+ 1A |1 +--+ 14| VCC | A | B | Y | Y = A+B 1B |2 13| 4B +===+===*===+ 1Y |3 12| 4A | 0 | 0 | 0 | 2A |4 7432 11| 4Y | 0 | 1 | 1 | 2B |5 10| 3B | 1 | 0 | 1 | 2Y |6 9| 3A | 1 | 1 | 1 | GND |7 8| 3Y +---+---*---+ +----------+ 7474 Dual D flip-flop with set and reset. +---+--+---+ +---+---+----+----*---+---+ /1RST |1 +--+ 14| VCC | D |CLK|/SET|/RST| Q |/Q | 1D |2 13| /2RST +===+===+====+====*===+===+ 1CLK |3 12| 2D | X | X | 0 | 0 | 1 | 1 | /1SET |4 7474 11| 2CLK | X | X | 0 | 1 | 1 | 0 | 1Q |5 10| /2SET | X | X | 1 | 0 | 0 | 1 | /1Q |6 9| 2Q | 0 | / | 1 | 1 | 0 | 1 | GND |7 8| /2Q | 1 | / | 1 | 1 | 1 | 1 | +----------+ | X |!/ | 1 | 1 | - | - | +---+---+----+----*---+---+ 7486 Quad 2-input XOR gates. +---+--+---+ +---+---*---+ _ _ 1A |1 +--+ 14| VCC | A | B | Y | Y = A$B = (A.B)+(A.B) 1B |2 13| 4B +===+===*===+ 1Y |3 12| 4A | 0 | 0 | 0 | 2A |4 7486 11| 4Y | 0 | 1 | 1 | 2B |5 10| 3B | 1 | 0 | 1 | 2Y |6 9| 3A | 1 | 1 | 0 | GND |7 8| 3Y +---+---*---+ +----------+ 74138 1-of-8 inverting decoder/demultiplexer. +---+--+---+ +---+----+----+---+---+---*---+---+---+---+ S0 |1 +--+ 16| VCC |EN1|/EN2|/EN3| S2| S1| S0|/Y0|/Y1|...|/Y7| S1 |2 15| /Y0 +===+====+====+===+===+===*===+===+===+===+ S2 |3 14| /Y1 | 0 | X | X | X | X | X | 1 | 1 | 1 | 1 | /EN3 |4 74 13| /Y2 | 1 | 1 | X | X | X | X | 1 | 1 | 1 | 1 | /EN2 |5 138 12| /Y3 | 1 | 0 | 1 | X | X | X | 1 | 1 | 1 | 1 | EN1 |6 11| /Y4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | /Y7 |7 10| /Y5 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 1 | GND |8 9| /Y6 | 1 | 0 | 0 | . | . | . | 1 | 1 | . | 1 | +----------+ | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | +---+----+----+---+---+---*---+---+---+---+ 74151 8-to-1 line data selector/multiplexer with complementary outputs. +---+--+---+ D3 |1 +--+ 16| VCC D2 |2 15| D4 D1 |3 14| D5 D0 |4 74 13| D6 Y |5 151 12| D7 /Y |6 11| S0 /EN |7 10| S1 GND |8 9| S2 +----------+ 74153 8-to-2 line noninverting data selector/multiplexer with separate enables. +---+--+---+ /1EN |1 +--+ 16| VCC S1 |2 15| /2EN 1A3 |3 14| S0 1A2 |4 74 13| 2A3 1A1 |5 153 12| 2A2 1A0 |6 11| 2A1 1Y |7 10| 2A0 GND |8 9| 2Y +----------+ 74157 4-of-8 noninverting decoder/demultiplexer. +---+--+---+ S |1 +--+ 16| VCC 1A0 |2 15| /EN 1A1 |3 14| 4A0 1Y |4 74 13| 4A1 2A0 |5 157 12| 4Y 2A1 |6 11| 3A0 2Y |7 10| 3A1 GND |8 9| 3Y +----------+ 74240 Dual 4-bit 3-state inverting buffer/line driver. +---+--+---+ /1OE |1 +--+ 20| VCC 1A1 |2 19| /2OE /2Y4 |3 18| /1Y1 1A2 |4 17| 2A4 /2Y3 |5 74 16| /1Y2 1A3 |6 240 15| 2A3 /2Y2 |7 14| /1Y3 1A4 |8 13| 2A2 /2Y1 |9 12| /1Y4 GND |10 11| 2A1 +----------+ 74244 Dual 4-bit 3-state noninverting buffer/line driver. +---+--+---+ /1OE |1 +--+ 20| VCC 1A1 |2 19| /2OE 2Y4 |3 18| 1Y1 1A2 |4 17| 2A4 2Y3 |5 74 16| 1Y2 1A3 |6 244 15| 2A3 2Y2 |7 14| 1Y3 1A4 |8 13| 2A2 2Y1 |9 12| 1Y4 GND |10 11| 2A1 +----------+ 74273 8-bit 3-state D flip-flop with reset. +---+--+---+ +----+---+---*---+ /RST |1 +--+ 20| VCC |/RST|CLK| D | Q | 1Q |2 19| 8Q +====+===+===*===+ 1D |3 18| 8D | 0 | X | X | 0 | 2D |4 17| 7D | 1 | / | 0 | 0 | 2Q |5 74 16| 7Q | 1 | / | 1 | 1 | 3Q |6 273 15| 6Q +----+---+---*---+ 3D |7 14| 6D 4D |8 13| 5D 4Q |9 12| 5Q GND |10 11| CLK +----------+ 74283 4-bit binary full adder with fast carry. +---+--+---+ S2 |1 +--+ 16| VCC S=A+B+CIN B2 |2 15| B3 A2 |3 14| A3 S1 |4 74 13| S3 A1 |5 283 12| A4 B1 |6 11| B4 CIN |7 10| S4 GND |8 9| COUT +----------+ 74573 8-bit 3-state transparent latch. +---+--+---+ +---+---+---*---+ /OE |1 +--+ 20| VCC |/OE| LE| D |/Q | D1 |2 19| Q1 +===+===+===*===+ D2 |3 18| Q2 | 1 | X | X | Z | D3 |4 17| Q3 | 0 | 0 | X | - | D4 |5 74 16| Q4 | 0 | 1 | 0 | 0 | D5 |6 573 15| Q5 | 0 | 1 | 1 | 1 | D6 |7 14| Q6 +---+---+---*---+ D7 |8 13| Q7 D8 |9 12| Q8 GND |10 11| LE +----------+ 74574 8-bit 3-state D flip-flop. +---+--+---+ +---+---+---*---+ /OE |1 +--+ 20| VCC |/OE|CLK| D | Q | D1 |2 19| Q1 +===+===+===*===+ D2 |3 18| Q2 | 1 | X | X | Z | D3 |4 17| Q3 | 0 | / | 0 | 0 | D4 |5 74 16| Q4 | 0 | / | 1 | 1 | D5 |6 574 15| Q5 | 0 |!/ | X | - | D6 |7 14| Q6 +---+---+---*---+ D7 |8 13| Q7 D8 |9 12| Q8 GND |10 11| CLK +----------+ For more info (and more chips) go to http://www.falstaff.demon.co.uk/giicm.html